Nicene and Ante-Nicene Fathers, Ser. II, Vol I:The Life of Constantine with Orations of Constantine and Eusebius.: Chapter III

And whereas some persons found fault with the surveys of land which had been made under former emperors, and complained that their property was unduly burdened; acting in this case also on the principles of justice, he sent commissioners to equalize the tribute, and to secure immunity to those who had made this appeal.